Women’s lower body odor heavy underwear is always wet, suggesting an increase in vaginal secretions and odor, trichomonas vaginitis, bacterial vaginosis, uterine fibroids and other diseases may be, should be based on the condition of specific analysis. 1. Trichomonas vaginitis is a common vaginal inflammation, mainly transmitted through sexual intercourse, Trichomonas vaginalis can be parasitized in the male prepuce folds, prostate gland, due to the infection is often asymptomatic, easy to become a source of infection. In addition, it can also be transmitted indirectly through public bathhouses, swimming pools, sitting toilets and so on. 2. Bacterial vaginosis is also a kind of vaginal inflammation, mainly due to the imbalance of vaginal microecology, resulting in anaerobic bacteria and other microorganisms multiply. Clinical manifestations include an increase in thin vaginal discharge with a fishy odor. 3. Uterine fibroids occur during the reproductive years, so they may be related to female hormones. If the fibroid is in the muscle wall, it can increase the size of the uterine cavity and the secretion of endometrial glands, resulting in abnormal increase of leukorrhea, and if there is ulceration and necrosis, bloody and foul-smelling vaginal discharge can occur. It is recommended to consult the doctor in time, after the doctor clarifies the cause of the disease, so as not to delay the disease.